package com.wugui.datax.admin.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.CorsConfigurationSource;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;

import com.wugui.datatx.core.util.Constants;
import com.wugui.datax.admin.filter.JWTAuthenticationFilter;
import com.wugui.datax.admin.filter.JWTAuthorizationFilter;
import com.wugui.datax.admin.service.impl.UserDetailsServiceImpl;

/**
 * Created by jingwk on 2019/11/17
 */
@EnableWebSecurity
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class SecurityConfig extends WebSecurityConfigurerAdapter {

	@Autowired
	private UserDetailsService userDetailsService;

	@Bean
	UserDetailsService customUserService() { // 注册UserDetailsService 的bean
		return new UserDetailsServiceImpl();
	}

	@Bean
	public BCryptPasswordEncoder bCryptPasswordEncoder() {
		return new BCryptPasswordEncoder();
	}

	@Override
	protected void configure(AuthenticationManagerBuilder auth) throws Exception {
		auth.userDetailsService(userDetailsService).passwordEncoder(bCryptPasswordEncoder());
	}

	@Override
	protected void configure(HttpSecurity http) throws Exception {
		http.cors().and().csrf().disable().authorizeRequests()
				.antMatchers("/static/**", "/index.html", "/favicon.ico", "/avatar.jpg").permitAll()
				.antMatchers("/api/callback", "/api/processCallback", "/api/registry", "/api/registryRemove")
				.permitAll().antMatchers("/doc.html", "/swagger-resources/**", "/webjars/**", "/*/api-docs").anonymous()
				.anyRequest().authenticated().and().addFilter(new JWTAuthenticationFilter(authenticationManager()))
				.addFilter(new JWTAuthorizationFilter(authenticationManager())).sessionManagement()
				.sessionCreationPolicy(SessionCreationPolicy.STATELESS);
	}

	@Bean
	CorsConfigurationSource corsConfigurationSource() {
		final UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
		CorsConfiguration config = new CorsConfiguration();
		config.addAllowedMethod(Constants.SPLIT_STAR);
		config.applyPermitDefaultValues();
		source.registerCorsConfiguration("/**", config);
		return source;
	}

}
